Re: [PATCH v3 2/3] ARM: bcm2835: Switch to use %ptT

From: Andy Shevchenko
Date: Tue Jun 16 2020 - 12:32:55 EST


On Tue, Jun 16, 2020 at 06:22:17PM +0200, Nicolas Saenz Julienne wrote:
> On Tue, 2020-06-16 at 19:13 +0300, Andy Shevchenko wrote:
> > On Tue, Jun 16, 2020 at 05:53:23PM +0200, Nicolas Saenz Julienne wrote:
> > > On Wed, 2020-04-15 at 20:00 +0300, Andy Shevchenko wrote:
> > > > Use %ptT instead of open coded variant to print content of
> > > > time64_t type in human readable format.
> > > >
> > > > Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
> > > > ---
> > >
> > > as originally reported by Stefan Wahren, this patch is likely to be the
> > > cause
> > > for a regression on RPi3b+ 32bit mode (multi_v7_defconfig,
> > > 5.8.0-rc1-00019-ga5dc8300df75):
> > >
> > > [ 3.759892] raspberrypi-firmware soc:firmware: Attached to firmware from
> > > 18446744073709048425-02-19T15:52:16
> > >
> > > Whereas the same doesn't seem to happen in 64bit mode:
> > >
> > > [ 1.584126] raspberrypi-firmware soc:firmware: Attached to firmware from
> > > 2020-02-12T12:39:27
> >
> > Had you chance to run test_printf on that machine and see if it reports any
> > failure?
> > If no, can you provide a raw date which makes this happen?
> >
> > Ah, I think I have an idea what is going on... stay tuned!
> >
> > Does below fix it?
>
> Yes :)

Patch has been just sent. I hope it can go via printk tree, because MAINTAINERS keeps silent for this file.

--
With Best Regards,
Andy Shevchenko